2556331778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1276889}}^1$

素因数の和:1276922

約数の個数: 32

約数和(自身を含む): 5148420480

約数和(自身を除く): 2592088702

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 1276889, 2553778, 8938223, 14045779, 16599557, 17876446, 28091558, 33199114, 98320453, 116196899, 182595127, 196640906, 232393798, 365190254, 1278165889, 2556331778]

約数ペア:

[(1, 2556331778), (2, 1278165889), (7, 365190254), (11, 232393798), (13, 196640906), (14, 182595127), (22, 116196899), (26, 98320453), (77, 33199114), (91, 28091558), (143, 17876446), (154, 16599557), (182, 14045779), (286, 8938223), (1001, 2553778), (2002, 1276889)]